UBOOT 1.3.1f updater for Sam440ep

(updated) ACube Systems U-Boot firmware for its Sam440ep motherboards. The Sam440ep version is a Power Architecture motherboard based on the PowerPC 440EP system-on-a-chip processor which includes a double-precision FPU. Sam440EP motherboards can run several Linux distros and AmigaOS. This update comes with improved gfx cards setup and solves compatibility problems with some Radeon HD cards and more more improvements and bugfixes. (photo by AndyGarton)